package service;

import java.util.List;

import domain.User;

public interface IUserService {

	public void addUser(User user);
	public void deleteUser(User user);
	public void updateUser(User user);
	
	public String getUserIDByName(String userName);
	public User getUserByID(String id);
	public List<User> getAllUsers();
	public boolean vaildateUser(String userName, String password);
	public boolean exist(String username);
	
}
